5605055511 has 32 divisors (see below), whose sum is σ = 8364867840. Its totient is φ = 3308908800.

The previous prime is 5605055503. The next prime is 5605055513. The reversal of 5605055511 is 1155505065.

It is not a de Polignac number, because 5605055511 - 2³ = 5605055503 is a prime.

It is a super-2 number, since 2×5605055511² = 62833294562782942242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605055513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 956356 + ... + 962198.

It is an arithmetic number, because the mean of its divisors is an integer number (261402120).

Almost surely, 2^5605055511 is an apocalyptic number.

5605055511 is a deficient number, since it is larger than the sum of its proper divisors (2759812329).

5605055511 is a wasteful number, since it uses less digits than its factorization.

5605055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6607.

The product of its (nonzero) digits is 18750, while the sum is 33.

The square root of 5605055511 is about 74866.9186690624. The cubic root of 5605055511 is about 1776.3422247159.

The spelling of 5605055511 in words is "five billion, six hundred five million, fifty-five thousand, five hundred eleven".